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CVE-2020-28940 Details
Description
On Western Digital My Cloud OS 5 devices before 5.06.115, the NAS Admin dashboard has an authentication bypass vulnerability that could allow an unauthenticated user to execute privileged commands on the device.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://support.wdc.com/downloads.aspx?g=907&lang=en#downloads | CVE | PatchVendor Advisory |
| https://www.westerndigital.com/support/productsecurity/wdc-20009-os5-firmware-5-06-115 | CVE | Vendor Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-20-1445/ | CVE | Third Party AdvisoryVDB Entry |
| https://support.wdc.com/downloads.aspx?g=907&lang=en#downloads | [email protected] | PatchVendor Advisory |
| https://www.westerndigital.com/support/productsecurity/wdc-20009-os5-firmware-5-06-115 | [email protected] | Vendor Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-20-1445/ | [email protected] | Third Party AdvisoryVDB Entry |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-287 | Improper Authentication | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| westerndigital my cloud os 5 | < 5.06.115 |
CPE
Remediation
| |
| westerndigital my cloud ex2 ultra | All versions |
CPE
Remediation
| |
| westerndigital my cloud ex4100 | All versions |
CPE
Remediation
| |
| westerndigital my cloud mirror gen 2 | All versions |
CPE
Remediation
| |
| westerndigital my cloud pr2100 | All versions |
CPE
Remediation
| |
| westerndigital my cloud pr4100 | All versions |
CPE
Remediation
| |
Change History
7 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Apr 26, 2022 | Modified Analysis | [email protected] |
| Jul 21, 2021 | CWE Remap | [email protected] |
| Dec 15, 2020 | CVE Modified | [email protected] |
| Dec 4, 2020 | Initial Analysis | [email protected] |